/Engine/Plugins/Experimental/Animation/PoseSearch/Source/Runtime/Public/PoseSearch/AnimNode_BlendStack.h
Called to evaluate local-space bones transforms according to the weights set up in Update(). You should implement either Evaluate or EvaluateComponentSpace, but not both of these. This can be called on any thread.
virtual void Evaluate_AnyThread ( [FPoseContext](API\Runtime\Engine\Animation\FPoseContext) & Output )